|"3rd Grade Male Cat" is not an official name.|
|3rd Grade Male Cat|
|Cartoon debut||"Arthur's Eyes"|
He appears to be a nice kid and gets along with the other kids too. He has even hung out with the main characters in some episodes. In most of his appearances, he comes across as having a happy disposition.
3rd Grade Male Cat is a gray cat. He wears long blue jeans, a blue-green sweater, a yellow shirt underneath his sweater, and brown shoes.
He wears a yellow backpack. He also has some hair growing on his head and he also has fur. In the episode D.W.'s Backpack Mishap, he wears blue swimming trunks. In the fall he wears a cream colored sweater.
His personality is not known, since he is a background character, but he appears to be nice to other kids. He is a fan of both the Scare-Your-Pants-Off Club books and the Henry Skreever series, and his elephant puppet was part of the ventriloquism craze George started.
- The two have been seen getting ice cream together at the Ice Cream Shop.
- He attended her spring party.
- They are seen walking out side by side in Sue Ellen and the Brainasaurus.
- They have been seen playing football together.
- They were seen walking together in in the hallway in Cents-less.
- Season 1
- Arthur's Eyes 10101
- Arthur and the Real Mr. Ratburn 10201
- Arthur Accused! 10602
- Francine Frensky, Superstar 11002
- Arthur Writes a Story 11201
- Arthur's Lost Dog 11202
- Arthur and the Crunch Cereal Contest 11601
- Arthur, World's Greatest Gleeper 11702
- Sue Ellen Moves In 12101
- Team Trouble 12202
- Bully for Binky 12301
- The Scare-Your-Pants-Off Club 12802
- Season 2
- Season 3
- Sue Ellen and the Brainasaurous 30302
- Background Blues 30401
- And Now Let's Talk to Some Kids 30402
- Revenge of the Chip 30502
- Binky Rules 30601
- Arthur Rides the Bandwagon 30701
- Dad's Dessert Dilemma 30702
- Buster's Growing Grudge 30802
- The Return of the King 30902
- Arthur's Almost Live Not Real Music Festival 31102
- Arthur's Dummy Disaster 31301
- Arthur and D.W. Clean Up 31501
- The Long, Dull Winter 31502
- Season 4
- Season 5
- Season 6
- Season 7
- Season 9
- Season 10
- Season 11
- Season 12
- The Cherry Tree 120601
- Season 13
- Season 14
- Season 15